<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<body>
    <div id="app"></div>

    <template id="my-app">
      <div>
          <!-- v-bind value的绑定 -->
          <!-- 监听input事件, 更新message的值 -->
          <!-- <input type="text" :value="message" @input="inputChange"> -->
          <input type="text" v-model="message">
          
        <h2>{{message}}</h2>
      </div>
    </template>

    <script src="../vue/vue.js"></script>
    <script>
        const App = {
            template: '#my-app',
            data() {
                return {
                    message: 'hello'
                }
            },
            methods: {
                inputChange(event) {
                    this.message = event.target.value;
                }
            }
        }

        Vue.createApp(App).mount('#app');
    </script>
</body>
</html>